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The function of mental processes is to mediate between the needs of the organism and the demands of the environment.

Science is not a race; it’s a journey of patience and precision.

政府下的人的自由是擁有一個普遍適用的常規生活準則，而不受另一個人的多變、不確定和武斷意愿的支配。

譯文：使用人就如使用器物一樣，各取其長處而使用。

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

一個好計劃的最大敵人是完美計劃的夢想。